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2026-03-11 - 19:12
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Data to construct the above plot have been generated using the RT test utility cyclictest.
Unexpectedly long latencies may be caused by SMIs
Total number of samples: 100 million
Resolution of latency scale: normal
Duration: 5 hours, 33 minutes, lowest P state: ondemand
Compare latency of primary with shadow system
Characteristics of the 100 highest latencies:
System rack5slot4.osadl.org (updated Wed Mar 11, 2026 12:44:04)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
92212118105,6sleep10-21swapper/107:07:021
92212118105,6sleep10-21swapper/107:07:011
92932115105,7sleep30-21swapper/307:07:563
92932115105,7sleep30-21swapper/307:07:553
93492111101,7sleep20-21swapper/207:08:382
93492111101,7sleep20-21swapper/207:08:382
91632110100,7sleep00-21swapper/007:06:170
91632110100,7sleep00-21swapper/007:06:160
254632550,0sleep30-21swapper/308:15:233
962299281,26cyclictest0-21swapper/207:45:452
962299281,22cyclictest0-21swapper/208:25:562
962299280,27cyclictest0-21swapper/209:34:432
962299270,26cyclictest0-21swapper/212:04:392
962299270,26cyclictest0-21swapper/208:42:462
962299270,26cyclictest0-21swapper/207:25:192
962299260,25cyclictest0-21swapper/212:15:362
962299260,25cyclictest0-21swapper/209:50:112
962299260,25cyclictest0-21swapper/209:05:112
9622992521,3cyclictest0-21swapper/211:31:092
962299250,24cyclictest0-21swapper/212:26:122
962299250,24cyclictest0-21swapper/211:08:302
962299250,24cyclictest0-21swapper/210:00:262
962299250,24cyclictest0-21swapper/207:32:242
962299250,23cyclictest0-21swapper/210:50:102
180252250,0sleep00-21swapper/009:10:130
9614992422,2cyclictest0-21swapper/109:10:501
9622992319,2cyclictest20420-21grep11:35:122
962299231,21cyclictest0-21swapper/211:03:152
962299230,23cyclictest0-21swapper/209:40:252
962299230,22cyclictest0-21swapper/210:15:112
9614992321,2cyclictest0-21swapper/110:33:141
9612992321,2cyclictest0-21swapper/007:23:400
962299224,1cyclictest0-21swapper/212:05:212
9622992219,3cyclictest0-21swapper/210:58:382
9622992219,3cyclictest0-21swapper/209:19:462
9622992218,3cyclictest0-21swapper/210:05:322
962299221,20cyclictest0-21swapper/212:24:452
962299221,20cyclictest0-21swapper/210:37:172
962299220,21cyclictest0-21swapper/209:21:022
962299220,21cyclictest0-21swapper/208:13:272
962299220,21cyclictest0-21swapper/207:40:122
9614992220,2cyclictest0-21swapper/109:07:201
9612992218,2cyclictest749-21snmpd08:28:010
9612992218,2cyclictest749-21snmpd07:46:250
961299220,21cyclictest0-21swapper/011:28:060
9622992119,1cyclictest0-21swapper/210:40:172
9622992118,3cyclictest0-21swapper/207:35:102
962299211,2cyclictest0-21swapper/211:40:162
962299211,19cyclictest0-21swapper/210:27:142
962299210,2cyclictest0-21swapper/207:52:192
962299210,20cyclictest0-21swapper/212:38:302
962299210,20cyclictest0-21swapper/208:31:452
962299210,20cyclictest0-21swapper/208:22:592
962299210,20cyclictest0-21swapper/207:57:272
962299210,15cyclictest0-21swapper/212:32:512
961499216,9cyclictest0-21swapper/108:40:221
9614992119,1cyclictest0-21swapper/111:10:161
961499210,15cyclictest0-21swapper/110:49:061
961299215,15cyclictest0-21swapper/009:05:180
9612992118,2cyclictest749-21snmpd09:23:170
9612992118,2cyclictest749-21snmpd07:56:490
9612992118,2cyclictest749-21snmpd07:14:490
9612992117,2cyclictest31241-21munin-run11:45:000
961299210,20cyclictest0-21swapper/010:09:590
961299210,20cyclictest0-21swapper/009:25:130
9622992018,2cyclictest0-21swapper/209:58:552
9622992017,2cyclictest749-21snmpd08:36:452
962299200,20cyclictest0-21swapper/211:55:572
962299200,19cyclictest0-21swapper/211:15:162
962299200,19cyclictest0-21swapper/209:35:442
962299200,19cyclictest0-21swapper/209:26:242
962299200,19cyclictest0-21swapper/207:23:522
961499205,14cyclictest0-21swapper/112:15:191
9614992018,2cyclictest0-21swapper/107:46:061
9614992018,1cyclictest19684-21turbostat11:35:001
9614992017,3cyclictest0-21swapper/109:38:441
9614992016,3cyclictest0-21swapper/111:26:451
9614992016,3cyclictest0-21swapper/110:51:501
961299206,13cyclictest0-21swapper/010:45:110
9612992018,1cyclictest749-21snmpd11:18:480
9612992018,1cyclictest749-21snmpd11:03:330
9612992018,1cyclictest749-21snmpd10:41:530
9612992018,1cyclictest749-21snmpd10:01:410
9612992018,1cyclictest749-21snmpd09:33:560
9612992018,1cyclictest749-21snmpd08:06:000
9612992017,3cyclictest0-21swapper/007:41:180
9612992017,2cyclictest749-21snmpd11:36:030
9622991917,1cyclictest749-21snmpd11:22:302
9622991917,1cyclictest749-21snmpd10:49:532
9622991917,1cyclictest749-21snmpd09:46:352
9622991917,1cyclictest749-21snmpd09:10:142
9622991917,1cyclictest749-21snmpd07:14:122
9622991916,2cyclictest749-21snmpd11:50:272
9622991916,2cyclictest0-21swapper/208:55:172
9622991915,3cyclictest0-21swapper/210:30:052
962299190,19cyclictest0-21swapper/208:45:072
962299190,13cyclictest0-21swapper/211:10:292
961499195,13cyclictest0-21swapper/108:45:111
9614991917,2cyclictest0-21swapper/111:38:091
9614991917,2cyclictest0-21swapper/110:44:231
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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